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Hawthorne, NJ is currently assigned two area codes 862 and 973 although only 973 is currently being utilized. Hawthorne,
New Jersey utilizes an area code overlay in which area codes 862 and 973 serve the same geographic area. Area code 973 was put into service in June 1, 1997. The area code overlay which serves Hawthorne, NJ
was put into service on December 29, 2001 when area code 862 was created as an overlay of area code 973. Ten digit dialing (area code + seven digit number) is necessary in Hawthorne, NJ because two different
homes in the same geographic area can have the same seven digit phone number but each would have a different area code.
In addition to Hawthorne, area codes 862 and 973 serve the larger communities of
Belleville, Bloomfield, Clifton, East Orange, Garfield, Hillside, Irvington, Kearny, Livingston, Lodi, Maplewood, Montclair, Morristown, Newark, Nutley, Orange, Parsippany, Passaic, Paterson, Wayne, West
Milford and West Orange, in addition to many smaller communities in northern New Jersey. |
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